http://en.wikipedia.org/wiki/Highly_sensitive_person
I think, most likely :
1. ILI
2. SEI
3. EIE
4. IEI
Then, it depends more of variants of types. For example, S- and N+ are HSP "factors" (most likely HSP's are Intimate variants of types Four, Six and Eight). For example, it's not hard to imagine a LIE -+0 as overly sensitive.